chore: Add v2.3 data model and JSON support

Signed-off-by: Keith Zantow <kzantow@gmail.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/json/parser.go b/json/parser.go
index 5c9e6f4..ee7915d 100644
--- a/json/parser.go
+++ b/json/parser.go
@@ -8,6 +8,7 @@ import (
 	"io"
 
 	"github.com/spdx/tools-golang/spdx/v2_2"
+	"github.com/spdx/tools-golang/spdx/v2_3"
 )
 
 // Load2_2 takes in an io.Reader and returns an SPDX document.
@@ -27,3 +28,21 @@ func Load2_2(content io.Reader) (*v2_2.Document, error) {
 
 	return &doc, nil
 }
+
+// Load2_3 takes in an io.Reader and returns an SPDX document.
+func Load2_3(content io.Reader) (*v2_3.Document, error) {
+	// convert io.Reader to a slice of bytes and call the parser
+	buf := new(bytes.Buffer)
+	_, err := buf.ReadFrom(content)
+	if err != nil {
+		return nil, err
+	}
+
+	var doc v2_3.Document
+	err = json.Unmarshal(buf.Bytes(), &doc)
+	if err != nil {
+		return nil, err
+	}
+
+	return &doc, nil
+}